function nextStep(){
		if (!verifyInputField("password_fixed,img_captcha_fixed"))
			return;

		if (!verifyInputLength("img_captcha_fixed", 4, 4))
			return;
		// 进行图形验证码较验
		$.get("captcha/check/pic/" + $("#img_captcha_fixed").val(), {}, function(data) {
				if (data.result) {
					//验证密码
					$.post("captcha/check/pwd/phone/"+$("#userNo_fixed").val(),{
						userNo : $("#userNo_fixed").val(),
						password : $("#password_fixed").val()
						},function(data){
							if(data.result === true){
								document.location.href=getRootUrl()+"usercenter/safecenter/validate_phone/2";
							}else{
								alertMsg("密码错误！");
							}
						});
				} else {
					alertMsgAndFocus("验证码错误！","#img_captcha_fixed");
					return;
				}
			});
}

//获取图片验证码
function refreshImgKaptcha(id) {
	$("#" + id)[0].src = "kaptcha.jpg?t=" + Math.random();
}